音标:[bai'eniәl] ;
n. 两年生植物, 两年一次的事
a. 两年生的, 两年一次的
n. (botany) a plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usually bloom and fruit in the second season
a. having a life cycle lasting two seasons
s. occurring every second year
词型变化:名词复数形式 : biennials
考试类型:[GRE]
词性分布:
名词100%

biennial的用法和样例:

例句

用作形容词(adj.)
  1. Every union has its own annual or biennial meeting.每个工会都有自己的年会或每二年一次的大会。
  2. The workers were strongly against the biennial election.工人们强烈反对两年一次的选举。
  3. They met at biennial conventions.他们是在两年举行一次的大会上遇见的。
  4. All annual and biennial plants are monocarpic.所有一年生及二年生植物都是结果一次后死去。
用作名词(n.)
  1. This is a biennial, and one of the most useful pasture plants we have.这是两年生植物,也是我们最有用的牧草之一。

词汇搭配

  • biennial budget cycle两年预算周期...
  • biennial bearing隔年结果
  • biennial crop二年生作物
  • biennial fruit隔年果
  • biennial root宿根
  • biennial programming制定两年期计划...
  • biennial plant二年生植物
  • biennial herb二年生草本植物...
  • biennial oscillation两年振动
  • biennial weed二年生杂草
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